Samkhya Karika 48

भेदस्तमसोऽष्टविधो मोहस्य च, दशविधो महामोहः ।
तामिस्रोऽष्टादशधा, तथा भवत्यन्धतामिस्रः ॥ ४८ ॥

bhedastamaso’ṣṭavidho mohasya ca, daśavidho mahāmohaḥ ।
tāmisro’ṣṭādaśadhā, tathā bhavatyandhatāmisraḥ ॥ 48 ॥

bhedaḥ=divisions; tamasaḥ=of darkness (ignorance); aṣṭavidhaḥ=eight-fold; mohasya=of delusion; ca=and; daśavidhaḥ=ten-fold; mahāmohaḥ=extreme delusion; tāmisraḥ=gloom; aṣṭādaśadhā=eighteen-fold;, tathā=so too; bhavati=is; andhatāmisraḥ=blinding gloom;

False knowledge or ignorance (darkness) is of eight kinds; so too is delusion; extreme delusion is ten-fold; gloom is of eighteen kinds; so too is blinding gloom.